cache

type Cache interface {
	// Get returns a reader providing access to the named cache object. An
	// ErrCacheMiss is returned if the object does not exist. Other
	// implementation specific errors may be returned. The caller must close
	// the reader when finished. If the context expires during the get
	// operation then the operation is cancelled and ctx.Err() is returned.
	Get(context.Context, string) (io.ReadCloser, error)

	// Put caches the contents of a reader with the given name. An error is
	// returned on failure. If the context expires during the get operation
	// then the operation is cancelled and ctx.Err() is returned.
	Put(context.Context, string, io.Reader) error
}